What is the best month to plant Cosmos?

When to plant cosmos

Cosmos is generally planted in spring, and it is more suitable to be planted around April to June because the climate during this period is relatively warm. Cosmos can be planted as late as June. Usually, Cosmos is planted by sowing.

Planting time in the north and south: There are differences in the time suitable for planting cosmos in the south and the north. Generally, cosmos is planted in February and March in spring in the south, and in April to June in the north.

Greenhouse planting time: Cosmos can be grown in greenhouses. There is a difference between the time for growing Cosmos in greenhouses and the time for growing it in the open air. Generally, it is more suitable to grow Cosmos in greenhouses in cold weather.

Cosmos Origin and Planting Month

Cosmos generally prefers to grow in warm, humid and well-lit places, so the main producing areas of Cosmos are Sichuan, Yunnan, Beijing, Hebei, Tianjin, Inner Mongolia, Xinjiang and Shenyang.

Sichuan Cosmos

Sichuan cosmos is usually planted after Qingming Festival and usually blooms from June to August. The cosmos in Sichuan has bright colors and beautiful shapes, and the flowering period is generally longer than that in other places.

Yunnan Cosmos

Yunnan cosmos is usually planted in April and May, and usually blooms in June and July in summer. The colors of the Yunnan cosmos are usually rich, and the flowers are ligulate with toothed petals.

Cosmos varieties and planting months

Cosmos is generally planted as an ornamental flower in gardens. There are many varieties of Cosmos, and the more common ones are white Cosmos, large-flowered Cosmos and purple-red Cosmos.

Cosmos grandiflora

Large-flowered cosmos is usually planted from April to June and generally blooms from August to October. The petals of large-flowered cosmos have serrated heads and the colors of the petals are white and pink.

White cosmos

White cosmos is usually planted in April and May, and generally blooms in July and August. The flower color of white cosmos is white, with double or single petals, and the center of the flower is generally yellow.